A194965 Fractalization of (A053824(n+5)), n>=0.

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

Offset

1,3

Comments

See A194959 for a discussion of fractalization and the interspersion fractally induced by a sequence. The sequence (A053724(n+5)), n>=0 is formed by concatenating 5-tuples of the form (n,n+1,n+2, n+3,n+4) for n>=1: 1,2,3,4,5,2,3,4,5,6,3,4,5,6,7,...

Links

Table of n, a(n) for n=1..94.

Mathematica

p[n_] := Floor[(n + 4)/5] + Mod[n - 1, 5]
Table[p[n], {n, 1, 90}]  (* A053824(n+5), n>=0 *)
g[1] = {1}; g[n_] := Insert[g[n - 1], n, p[n]]
f[1] = g[1]; f[n_] := Join[f[n - 1], g[n]]
f[20]   (* A194965 *)
row[n_] := Position[f[30], n];
u = TableForm[Table[row[n], {n, 1, 5}]]
v[n_, k_] := Part[row[n], k];
w = Flatten[Table[v[k, n - k + 1], {n, 1, 13},
{k, 1, n}]]  (* A194966 *)
q[n_] := Position[w, n]; Flatten[
Table[q[n], {n, 1, 80}]]  (* A194967 *)

Crossrefs

Cf. A194959, A194965, A194966, A194967.

Sequence in context: A243730 A133994 A066041 * A243712 A256553 A194896

Adjacent sequences: A194962 A194963 A194964 * A194966 A194967 A194968

Keyword

nonn

Author

Clark Kimberling, Sep 07 2011

Status

approved