login

Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

A153657 as a triangular array

2
2929
216782
224387243872
2259551362648259552
2275232048362420483624275232
22909140833912110792063240833912290912
23065962413512171874321361718743213662413512306592
23222785222424492227987449018767191284922279874485222424322272

A153657 as a square array

2292222222
291678243872595527523290913065932227
224387136264820483624408339126241351285222424
2259552048362411079206321718743213649222798744
2275234083391217187432136901876719128
2290916241351249222798744
23065985222424
232227
2
2292222222
291678243872595527523290913065932227
224387136264820483624408339126241351285222424
2259552048362411079206321718743213649222798744
2275234083391217187432136901876719128
2290916241351249222798744
23065985222424
232227
2