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URL: https://oeis.org/A059128

⇱ A059128 - OEIS

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A059128
A hierarchical sequence (W3{2,2} - see A059126).
3
1, 2, 1, 3, 4, 3, 1, 2, 1, 5, 6, 5, 7, 8, 7, 5, 6, 5, 1, 2, 1, 3, 4, 3, 1, 2, 1, 9, 10, 9, 11, 12, 11, 9, 10, 9, 1, 2, 1, 3, 4, 3, 1, 2, 1, 5, 6, 5, 7, 8, 7, 5, 6, 5, 1, 2, 1, 3, 4, 3, 1, 2, 1, 13, 14, 13, 15, 16, 15, 13, 14, 13, 1, 2, 1, 3, 4, 3, 1, 2, 1, 5, 6, 5, 7, 8, 7, 5, 6, 5, 1, 2, 1, 3, 4, 3, 1, 2
OFFSET
0,2
FORMULA
a(3n+1) = 2*A059126(1+n), a(3n) = a(3n+2) = a(3n+1) - 1. - Sean A. Irvine, Sep 12 2022
CROSSREFS
Sequence in context: A076632 A105646 A059126 * A356248 A050273 A182511
KEYWORD
easy,nonn
AUTHOR
Jonas Wallgren, Jan 19 2001
STATUS
approved