A086935 a(n) is the smallest square such that n occurs in its decimal representation.

0, 1, 25, 36, 4, 25, 16, 576, 81, 9, 100, 1156, 121, 1369, 144, 1156, 16, 1764, 1849, 196, 2025, 121, 225, 2304, 324, 25, 2601, 2704, 289, 529, 2304, 3136, 324, 3364, 3481, 4356, 36, 3721, 3844, 3969, 400, 441, 4225, 4356, 144, 13456, 4624, 4761, 484, 49

Offset

0,3

Comments

If only positive squares are considered then the first term is 100.

Links

Table of n, a(n) for n=0..49.

Example

a(3) = 36 since 3 occurs in 36, but not in 0, 1, 4, 9, 16, 25.

Prog

(ARIBAS) var sn, sq:string; b:boolean; end; begin for n := 0 to 49 do sn := itoa(n); c := length(sn); b := true; p := 0; while b do q := p^2; sq := itoa(q); d := length(sq); j := 0; while b and j<=d-c do if sn=sq[j..j+c-1] then b := false; write(q, ", "); else inc(j); end; end; if b then inc(p); end; end; end; end;

Crossrefs

Cf. A062584.

Sequence in context: A331143 A031366 A068165 * A077689 A018796 A029945

Adjacent sequences: A086932 A086933 A086934 * A086936 A086937 A086938

Keyword

easy,nonn,base

Author

Zak Seidov, Sep 22 2003

Extensions

Edited, corrected and extended by Klaus Brockhaus and Ray Chandler, Sep 22 2003

Status

approved