login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A247237 as a triangular array

1
32
3143
350394
3130279845
328014799841556
35326519854426752587
392425335614643403561383998
3150089847388056356595106938124955849
323102972072225136325963515244382846552326481910

A247237 as a square array

1333333333
2145013028053292415002310
339279147965192533589847297207
4849848544614643880562225136
51552675340353565953259635
625861381069381524438
739912495284655
858423264
9819
10
1333333333
2145013028053292415002310
339279147965192533589847297207
4849848544614643880562225136
51552675340353565953259635
625861381069381524438
739912495284655
858423264
9819
10