Triangle read by rows: row n lists the digits of A135634(n), the palindromic number formed from the reflected decimal expansion of e.
2, 2, 2, 2, 7, 2, 2, 7, 7, 2, 2, 7, 1, 7, 2, 2, 7, 1, 1, 7, 2, 2, 7, 1, 8, 1, 7, 2, 2, 7, 1, 8, 8, 1
1 seqfan posts
Sat May 8 09:34:23 CEST 2010 [seqfan] Re: A139261