A030764 Numbers k such that A030757(k) = 2.

7, 10, 15, 21, 29, 38, 50, 54, 55, 57, 65, 69, 82, 85, 100, 122, 126, 127, 130, 146, 173, 175, 177, 182, 203, 219, 237, 239, 241, 242, 249, 273, 312, 316, 317, 327, 354, 359, 400, 403, 404, 411, 448, 500, 505, 506, 524, 557, 561

Offset: 1

Author

Clark Kimberling

Keywords

• nonn

Crossrefs

Cf. A030757.