References to A160825

a(1)=1. For n >=2, a(n) = the smallest integer > a(n-1) such that both a(n) and a(n)-a(n-1) have the same number of (nonleading) 0's when they are represented in binary.
1, 6, 7, 13, 22, 26, 44, 52, 88, 104, 176, 208, 352, 416, 704, 832, 1408, 1664, 2816

1 seqfan posts