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A204088 Row sums of A204087. 0
1, 2, 4, 8, 12, 32, 24, 100, 132, 188, 148, 1168, 708, 3200, 2344, 1488, 2120, 21456, 16596, 222948, 130572, 38196, 29800, 492248, 299096, 529712, 455424, 1143404, 920536, 20232316, 13769088, 226481600, 252603072, 52242944, 40457056, 28671168, 16885280 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

If n is prime, then a(n)==2 mod n. Up to n=200, there are only two composite numbers with such a property: a(49)=623017500436==2 mod 49 and a(51)=391496243228==2 mod 51.

LINKS

Table of n, a(n) for n=0..36.

CROSSREFS

Cf. A204087, A186430, A202917, A202941, A203269, A203278.

Sequence in context: A058771 A036493 A082906 * A187941 A085083 A076745

Adjacent sequences:  A204085 A204086 A204087 * A204089 A204090 A204091

KEYWORD

nonn

AUTHOR

Vladimir Shevelev and Peter J. C. Moses, Jan 10 2012

STATUS

approved

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Last modified January 29 04:57 EST 2020. Contains 331335 sequences. (Running on oeis4.)