A043201 Numbers k such that 3 and 4 occur juxtaposed in the base-9 representation of k but not of k-1.

31, 39, 112, 120, 193, 201, 274, 279, 351, 363, 436, 444, 517, 525, 598, 606, 679, 687, 760, 768, 841, 849, 922, 930, 1003, 1008, 1080, 1092, 1165, 1173, 1246, 1254, 1327, 1335, 1408, 1416, 1489, 1497, 1570, 1578, 1651, 1659

Offset

1,1

Links

Table of n, a(n) for n=1..42.

Crossrefs

Cf. A007095.

Sequence in context: A053237 A348518 A039378 * A043981 A146333 A109645

Adjacent sequences: A043198 A043199 A043200 * A043202 A043203 A043204

Keyword

nonn,base

Author

Clark Kimberling

Status

approved