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A194961

Fractalization of A194960.

1, 1, 2, 1, 2, 3, 1, 4, 2, 3, 1, 4, 5, 2, 3, 1, 4, 5, 6, 2, 3, 1, 4, 7, 5, 6, 2, 3, 1, 4, 7, 8, 5, 6, 2, 3, 1, 4, 7, 8, 9, 5, 6, 2, 3, 1, 4, 7, 10, 8, 9, 5, 6, 2, 3, 1, 4, 7, 10, 11, 8, 9, 5, 6, 2, 3, 1, 4, 7, 10, 11, 12, 8, 9, 5, 6, 2, 3, 1, 4, 7, 10, 13, 11, 12, 8, 9, 5, 6, 2, 3, 1, 4, 7

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OFFSET

1,3

COMMENTS

See A194959 for a discussion of fractalization.

LINKS

G. C. Greubel, Table of n, a(n) for n = 1..5000

MATHEMATICA

p[n_] := Floor[(n + 2)/3] + Mod[n - 1, 3]

Table[p[n], {n, 1, 90}] (* A194960 *)

g[1] = {1}; g[n_] := Insert[g[n - 1], n, p[n]]

f[1] = g[1]; f[n_] := Join[f[n - 1], g[n]]