

A175270


n such that A002828(n)=A061336(n), n>=1. Also numbers n such that the least number of squares that add up to n equals the least number of triangular numbers which add up to n.


0



1, 2, 12, 13, 14, 18, 19, 29, 30, 34, 35, 36, 37, 38, 43, 54, 57, 58, 59, 60, 61, 62, 63, 65, 70, 71, 72, 75, 77, 93, 97, 101, 102, 103
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OFFSET

1,2


COMMENTS

n=12, 12=2^2+2^2+2^2, A002828(12)=3. 12=4*5/2 + 1*2/2 + 1*2/2, A061336(12)=3. So n belongs to the sequence.


LINKS

Table of n, a(n) for n=1..34.


CROSSREFS

Cf. A002828, A061336, A000217, A000290
Sequence in context: A007041 A331880 A028424 * A037311 A031257 A182271
Adjacent sequences: A175267 A175268 A175269 * A175271 A175272 A175273


KEYWORD

easy,nonn


AUTHOR

Ctibor O. Zizka, Mar 19 2010


STATUS

approved



