# via Kurt Beschorner
n=71777: c71777(1111111111......) = 156456403920536358986115721 * c71750(7101729831......)
# ECM B1=1e6, sigma=7837148007233723
n=72089: c72089(1111111111......) = 492155699801093269795612858721 * c72059(2257641456......)
# ECM B1=1e6, sigma=9011785328192578
n=11039: c8794(5549206144......) = 4633606765585495795628349639479 * c8764(1197599715......)
# ECM B1=1e6, sigma=2055547419375831
n=11040: c2683(6023436670......) = 86896780112925482149032963622396560961 * c2645(6931714458......)
# ECM B1=5e6, sigma=2840821663125905
n=11043: c7336(3691004416......) = 1531097846027243253608757419128573 * x7303(2410691404......)
# ECM B1=1e6, sigma=5417008376434069
n=11043: x7303(2410691404......) = 145001339222897334260000321176371769 * c7268(1662530440......)
# ECM B1=1e6, sigma=2563673747780688
n=11050: c3778(4026382165......) = 12369051090149642172465475195000651325801 * c3738(3255206996......)
# ECM B1=3e6, sigma=6768654463712671
n=11053: c9468(9000000900......) = 304139100693650797603705267627 * c9439(2959172588......)
# ECM B1=1e6, sigma=8216917133303096
n=11055: c5276(4074487404......) = 6243216491699144214161041997311 * c5245(6526263200......)
# ECM B1=1e6, sigma=2049953487299892
n=11061: c7344(1150148523......) = 21038064804877783178463943427911 * c7312(5466988215......)
# ECM B1=1e6, sigma=2388049792477092
n=11063: c9481(5313082421......) = 4185919043642456658879477497791 * c9451(1269275006......)
# ECM B1=1e6, sigma=3132618928180128
n=11077: c9334(6372847821......) = 1279627919999270412710836203761 * c9304(4980235052......)
# ECM B1=1e6, sigma=3969653936579497
n=4100M: c742(2487405727......) = 613147347674628012609076766868745938781747501 * c697(4056782984......)
# ECM B1=43e6, sigma=2825754950895789
n=11022: c3272(9192504388......) = 15285659517712849659334646442109099 * c3238(6013809464......)
# ECM B1=5e6, sigma=8451230280482068
n=11028: c3658(1815944381......) = 6575760682755470241764235361478749 * c3624(2761573100......)
# ECM B1=3e6, sigma=114918809848742
n=12330: c3260(1620413294......) = 1598868175698987229754422816040533441 * c3224(1013475231......)
# ECM B1=5e6, sigma=3949108578646975
n=12337: c11232(9999999999......) = 3042670847015129133696713613521 * c11202(3286586194......)
# ECM B1=1e6, sigma=6028446040571788
# via Kurt Beschorner
n=63149: c63149(1111111111......) = 731197287945862250521096871 * c63122(1519577724......)
# ECM B1=1e6, sigma=0:8618785652602297
n=71549: c71549(1111111111......) = 18379709699773367960014327997 * c71520(6045313714......)
# ECM B1=1e6, sigma=0:1007016806845147
n=71569: c71569(1111111111......) = 9132447865959263943735632521883 * c71538(1216662966......)
# ECM B1=1e6, sigma=0:6661750315960354
n=3014: c1344(4122220386......) = 3224257283821690911882860343913279673197968001 * c1299(1278502310......)
# ECM B1=20e6, sigma=346575584497108
n=11015: c8749(3224581307......) = 38361476883252040573781321 * c8723(8405779886......)
# ECM B1=1e6, sigma=5117826424394022
n=12295: c9803(2411926920......) = 484743392732493780746667717991 * c9773(4975677763......)
# ECM B1=1e6, sigma=1522186952526259
n=12307: c11872(1109260586......) = 333374801444055325819386005205439 * c11839(3327367820......)
# ECM B1=1e6, sigma=5919142273543134
n=12328: c5752(7115105379......) = 1485186211524993980332189457327993 * c5719(4790716021......)
# ECM B1=1.5e6, sigma=8456453911070310