Invitation: celebrating 50 years of OEIS, 250000 sequences, and Sloane's 75th, there will be a conference at DIMACS, Rutgers, Oct 9-10 2014.
Table of n, a(n) for n=0..24.
Cf. A071946 is the triangle and A119255 has the last number of each row.
Sequence in context: A149991 A149992 A134128 * A056679 A084528 A149993
Adjacent sequences: A119251 A119252 A119253 * A119255 A119256 A119257
Joshua Zucker, May 10 2006