login
A160969
Row sums of triangle defined in A113821.
1
1, 5, 18, 43, 71, 114, 196, 287, 390, 521, 739, 870, 1179, 1446, 1800, 2050, 2543, 2998, 3660, 3983, 4884, 5574, 6383, 6795, 8102, 9082, 10225, 11128, 12611, 13902, 15376, 15380, 18285, 19967, 22243, 23349, 26096, 28222, 30678, 31283, 35446, 37961
OFFSET
1,2
EXAMPLE
Fifth row is 9, 11, 15, 17, 19, so a(5) = 71.
CROSSREFS
Cf. A113821.
Sequence in context: A272703 A272736 A273532 * A213397 A101105 A037140
KEYWORD
nonn
AUTHOR
Klaus Brockhaus, May 31 2009
STATUS
approved