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A344161
Numbers k such that the k-th word in A342910 starts with 1 and ends with 1.
5
2, 8, 14, 23, 26, 38, 41, 44, 59, 65, 68, 71, 80, 92, 101, 104, 110, 116, 122, 125, 134, 140, 155, 158, 167, 176, 179, 185, 191, 197, 203, 206, 212, 215, 236, 239, 242, 254, 266, 272, 278, 281, 290, 299, 305, 308, 311, 314, 320, 326, 332, 350, 356, 362, 365
OFFSET
1,1
COMMENTS
The sequences A344158-A344161 partition the positive integers. See A342910 for a guide to related sequences.
EXAMPLE
The first twenty words w(n): 0, 1, 00, 01, 10, 000, 001, 11, 010, 0000, 100, 0001, 011, 101, 0010, 00000, 110, 0100, 00001, 1000; so a(1) = 2, a(2) = 8.
MATHEMATICA
(See A342910.)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Clark Kimberling, Jun 01 2021
STATUS
approved