A262290 a(0)=0; thereafter, add the smallest nonzero binary number, not a power of 2, that is not a substring of the binary expansion of a(n).

0, 3, 8, 11, 17, 20, 23, 29, 38, 43, 49, 54, 61, 70, 75, 81, 84, 87, 93, 102, 107, 114, 119, 128, 131, 136, 139, 145, 148, 151, 157, 167, 173, 180, 187, 196, 201, 206, 211, 218, 225, 230, 235, 244, 253, 262, 267, 273, 276, 279, 285, 294, 299, 305, 310, 317, 327, 333, 340, 343, 349, 358, 365, 372, 381

Offset

0,2

Links

Table of n, a(n) for n=0..64.

Formula

a(n+1) = a(n) + A262289(a(n)).

Crossrefs

Cf. A260273, A262289.

Identical to A261416 except for first two terms.

Sequence in context: A245978 A058572 A310283 * A184925 A294478 A154485

Adjacent sequences: A262287 A262288 A262289 * A262291 A262292 A262293

Keyword

nonn,base

Author

N. J. A. Sloane, Sep 19 2015

Status

approved