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A085197
Positions of ones in A007001. Repeating part in each sub-permutation A082315[A014137(n-1)..A014138(n-1)] normalized to begin from 1.
7
1, 3, 6, 8, 11, 15, 17, 20, 22, 25, 29, 31, 34, 38, 43, 45, 48, 50, 53, 57, 59, 62, 64, 67, 71, 73, 76, 80, 85, 87, 90, 92, 95, 99, 101, 104, 108, 113, 115, 118, 122, 127, 133, 135, 138, 140, 143, 147, 149, 152, 154, 157, 161, 163, 166, 170, 175, 177, 180, 182, 185, 189
OFFSET
1,2
COMMENTS
From the second term 3 onward also one more than the partial sums of A076050.
FORMULA
a(n) = A080336(n-1) + n = A082854(A082315(A072795(A081291(n-1)))).
a(n) = n if n < 2, otherwise a(n-1)+A076050(n-1).
MATHEMATICA
PositionIndex[Nest[Flatten[Map[Range[#+1] &, #]] &, {1}, 6]][[1]] (* Paolo Xausa, Mar 04 2024 *)
CROSSREFS
Cf. A085196. First column of A085180.
Sequence in context: A368642 A356395 A276573 * A164910 A276583 A135736
KEYWORD
nonn
AUTHOR
Antti Karttunen, Jun 14 2003. Proposed by Wouter Meeussen Mar 15 2003.
STATUS
approved