A303590 - OEIS

A303590

Floor(n*beta)-1, where 1/alpha+1/beta=1, alpha being the number with continued fraction expansion [1;1,2,3,4,5,...] (A247844).

1, 3, 6, 8, 11, 13, 16, 18, 20, 23, 25, 28, 30, 33, 35, 37, 40, 42, 45, 47, 50, 52, 54, 57, 59, 62, 64, 67, 69, 71, 74, 76, 79, 81, 84, 86, 89, 91, 93, 96, 98, 101, 103, 106, 108, 110, 113, 115, 118, 120, 123, 125, 127, 130, 132, 135, 137, 140, 142, 144, 147, 149, 152, 154, 157, 159, 162, 164, 166, 169, 171, 174, 176