This site is supported by donations to The OEIS Foundation.
The OEIS is looking to hire part-time people to help edit core sequences, upload scanned documents, process citations, fix broken links, etc. - Neil Sloane, email@example.com
1, 1, 4, 8, 21, 39, 92, 170, 360, 667, 1316, 2393, 4541, 8100, 14824, 26071
Plot 2 |
Contribute new seq. or comment |
Style Sheet |
The OEIS Community |
Maintained by The OEIS Foundation Inc.
Last modified May 27 15:22 EDT 2017. Contains 287207 sequences.