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A043147
Numbers k such that 3 and 5 occur juxtaposed in the base-7 representation of k but not of k-1.
0
26, 38, 75, 87, 124, 136, 173, 182, 222, 234, 266, 283, 320, 332, 369, 381, 418, 430, 467, 479, 516, 525, 565, 577, 609, 626, 663, 675, 712, 724, 761, 773, 810, 822, 859, 868, 908, 920, 952, 969, 1006, 1018, 1055, 1067, 1104
OFFSET
1,1
CROSSREFS
Cf. A007093.
Sequence in context: A371696 A178662 A039324 * A043927 A330701 A050702
KEYWORD
nonn,base
STATUS
approved