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A044744
Numbers n such that string 3,1 occurs in the base 10 representation of n but not of n+1.
0
31, 131, 231, 319, 331, 431, 531, 631, 731, 831, 931, 1031, 1131, 1231, 1319, 1331, 1431, 1531, 1631, 1731, 1831, 1931, 2031, 2131, 2231, 2319, 2331, 2431, 2531, 2631, 2731, 2831, 2931, 3031, 3199, 3231, 3319, 3331, 3431
OFFSET
1,1
CROSSREFS
Sequence in context: A038475 A141931 A044363 * A167388 A250462 A123236
KEYWORD
nonn,base
STATUS
approved