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A330267 Lexicographically earliest sequence of nonnegative terms such that for any n > 0 and k > 0, a(n+2*k) <> max(a(n), a(n+k)). 4
0, 0, 1, 0, 0, 1, 2, 3, 4, 0, 0, 1, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 2, 3, 10, 11, 0, 0, 1, 0, 0, 1, 12, 13, 4, 0, 0, 1, 0, 0, 1, 6, 5, 4, 7, 8, 9, 14, 15, 6, 16, 10, 5, 17, 11, 10, 7, 8, 3, 2, 5, 2, 3, 18, 19, 20, 21, 3, 2, 12, 2, 3, 13, 22, 2, 11, 2, 10, 23 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,7
LINKS
Rémy Sigrist, C program for A330267
FORMULA
a(n) = 0 iff n belongs to A003278.
PROG
(C) See Links section.
CROSSREFS
Cf. A003278 (positions of 0's).
See A229037, A268811, A276204, A309890, A317805, A361933, A364057 for similar sequences.
See A330622, A330623 and A330629 for other variants.
Sequence in context: A037847 A037883 A350775 * A023868 A122275 A197024
KEYWORD
nonn
AUTHOR
Rémy Sigrist, Dec 21 2019
STATUS
approved

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Last modified April 22 08:12 EDT 2024. Contains 371893 sequences. (Running on oeis4.)