

A224223


a(0)=2; for n>0, a(n) = smallest prime not occurring earlier in the sequence such that a(n1)+a(n) is a multiple of n^2. If no such prime exists, the sequence terminates.


3



2, 3, 5, 13, 19, 31, 41, 449, 127, 197, 103, 139, 149, 1879, 277, 173, 83, 5119, 389, 1777, 223, 659, 1277, 839, 313, 937, 1091, 367, 1201, 5527, 773, 4993, 1151, 7561, 2843, 4507, 677, 4799, 977, 5107, 4493, 15679, 7253, 26029, 3011, 1039, 5309, 3527
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OFFSET

0,1


COMMENTS

Is this sequence infinite and, if so, is it a permutation of the primes? The answers are probably Yes and No (7 has not appeared after 10000 terms). Compare A134204.


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STATUS

approved



