login

A140283 as a triangular array

1
22
2202
272722
296108962
21003803801002
296510520510962
28454618201820546842
280560246423802464560802
2725042856831683162856504722
2604502880113401058411340

A140283 as a square array

12222222222
22072961009684807260
272108380510546560504450
2963805201820246428562880
210051018202380831611340
2965462464831610584
284560285611340
280504
272
2
12222222222
22072961009684807260
272108380510546560504450
2963805201820246428562880
210051018202380831611340
2965462464831610584
284560285611340
280504
272
2