A045760 Smallest Maris-McGwire k-tuple (k>1) for each k: f(n) = f(n+1) = ... = f(n+k-1), where f is defined in comments.

7, 212, 8126, 241995, 3539990, 1330820, 12222533493, 3249880870

Offset

2,1

Comments

A045759 generalizes to k consecutive integers that all have the same value of f(n), where f(n) = sum of digits of n plus sum of digits in prime factors of n. The sequence shows the integer which starts the smallest set of k (and no more than k) consecutive integers having this property.

Links

Table of n, a(n) for n=2..9.

H. Havermann, Maris-McGwire-Sosa 7-tuples, 8-tuples and 9-tuples

Crossrefs

Cf. A045759, A006145.

Sequence in context: A302107 A061028 A012862 * A046033 A193836 A193877

Adjacent sequences: A045757 A045758 A045759 * A045761 A045762 A045763

Keyword

nonn,more,base

Author

Mike Keith (domnei(AT)aol.com)

Extensions

Two more terms from Hans Havermann, Dec 13 2000

Offset changed to 2 by Hans Havermann, Jun 22 2014

Status

approved