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Search: id:A044381
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A044381 Numbers n such that string 4,9 occurs in the base 10 representation of n but not of n-1. +0
1
49, 149, 249, 349, 449, 490, 549, 649, 749, 849, 949, 1049, 1149, 1249, 1349, 1449, 1490, 1549, 1649, 1749, 1849, 1949, 2049, 2149, 2249, 2349, 2449, 2490, 2549, 2649, 2749, 2849, 2949, 3049, 3149, 3249, 3349, 3449, 3490 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Sequence in context: A088535 A045897 A027469 this_sequence A044762 A066551 A134210

Adjacent sequences: A044378 A044379 A044380 this_sequence A044382 A044383 A044384

KEYWORD

nonn,base

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified September 5 19:27 EDT 2008. Contains 143485 sequences.

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