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A031023 Position of n-th 4 in A031018. 0
9, 23, 26, 28, 30, 37, 54, 75, 89, 92, 95, 96, 98, 117, 138, 159, 164, 167, 170, 180, 201, 222, 236, 239, 242, 243, 245, 264, 268, 271, 274, 277, 280, 283, 285, 286, 289, 292, 295, 298, 301, 304, 306, 307, 310, 311, 313, 314, 316 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..49.

CROSSREFS

Sequence in context: A133769 A165484 A009235 * A199714 A054302 A147395

Adjacent sequences:  A031020 A031021 A031022 * A031024 A031025 A031026

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified April 19 03:45 EDT 2021. Contains 343105 sequences. (Running on oeis4.)