A050040 a(n)=a(n-1)+a(m), where m=2n-3-2^(p+1) and 2^p<n-1<=2^(p+1), for n >= 4.

1, 2, 1, 2, 3, 4, 5, 8, 13, 14, 15, 18, 23, 36, 51, 74, 125, 126, 127, 130, 135, 148, 163, 186, 237, 362, 489, 624, 787, 1024, 1513, 2300, 3813, 3814, 3815, 3818, 3823, 3836, 3851, 3874, 3925, 4050, 4177, 4312, 4475, 4712, 5201