A243360 a(n) = arrange digits of concatenation of divisors of n (A037278, A176558) in decreasing order (in base 10).

1, 21, 31, 421, 51, 6321, 71, 8421, 931, 52110, 111, 6432211, 311, 74211, 55311, 864211, 711, 9863211, 911, 54221100, 73211, 222111, 321, 8644322211, 5521, 632211, 97321, 87442211, 921, 65533211100, 311, 86432211, 333111, 743211, 75531, 986643322111, 731

Offset

1,2

Comments

See A243363 = numbers n such that a(n) = 9876543210.

Links

Table of n, a(n) for n=1..37.

Example

For n = 12; divisors of 12: 1, 2, 3, 4, 6, 12; a(12) = 6432211.

Prog

(Magma) A243360:=func<n | Seqint(Sort(&cat[(Intseq(k)): k in Divisors(n)]))>; [A243360(n): n in [1..100]]

Crossrefs

Cf. A037278, A176558, A243361, A243362, A243363, A243364.

Sequence in context: A324489 A256824 A176558 * A068657 A068671 A166668

Adjacent sequences: A243357 A243358 A243359 * A243361 A243362 A243363

Keyword

nonn,base

Author

Jaroslav Krizek, Jun 04 2014

Status

approved