login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A050316
a(n) = A050314(2n+1,1): column 1 of triangle.
1
1, 1, 3, 4, 8, 11, 23, 35, 54, 79, 123, 177, 260, 368, 557, 831, 1160, 1677, 2346, 3310, 4545, 6326, 8611, 11799, 15805, 21344, 28352, 37835, 49701, 65730, 86123, 113520, 147322, 193012, 249649, 324677, 418017, 541731, 695399, 894747, 1143262, 1464785, 1864629
OFFSET
0,3
CROSSREFS
Cf. A050314.
Sequence in context: A034417 A126873 A263768 * A161538 A319980 A170885
KEYWORD
nonn
AUTHOR
Christian G. Bower, Sep 15 1999
STATUS
approved