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A143853
Primes p that divide the sum of their remainders modulo all smaller composites (=A233131(p)).
2
2, 3, 23, 53, 613, 490537
OFFSET
1,1
COMMENTS
The prime elements of A233344.
EXAMPLE
Composites smaller than 23 are 4,6,8,9,10,12,14,15,16,18,20,21 and 22. 23 is congruent to 3,5,7,5,3,11,9,8,7,5,3 and 2 modulo these numbers respectively. The sum of these residues is 69. This is a multiple of 23, so 23 is in the sequence.
CROSSREFS
Sequence in context: A120366 A371310 A041787 * A195241 A090180 A350523
KEYWORD
more,nonn
AUTHOR
Neil Fernandez, Sep 03 2008
EXTENSIONS
490537 from Max Alekseyev, Sep 15 2009
Term 2 prepended by Max Alekseyev, Dec 07 2013
STATUS
approved