a(n) = a(n-1) + c(n-1) for n >= 2, a( ) increasing, given a(1)=5; where c( ) is complement of a( ).
5, 6, 8, 11, 15, 22, 31, 41, 53, 66, 80, 96, 113, 131, 150, 170, 191, 214, 238, 263, 289
2 seqfan posts
Sun Feb 19 00:18:30 CET 2012 [seqfan] Re: A022937 Hofstadter start=5 missing sample value