Number of ways you can split the set of the first n primes into two proper subsets of which the sum of one is thrice the sum of the other.

A113044

Number of ways you can split the set of the first n primes into two proper subsets of which the sum of one is thrice the sum of the other.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =0a(4) =2a(5) =0a(6) =0a(7) =0a(8) =5a(9) =0a(10) =11a(11) =0a(12) =0a(13) =0a(14) =75a(15) =0a(16) =203a(17) =0a(18) =558a(19) =0a(20) =1559a(21) =0a(22) =0a(23) =0a(24) =12786a(25) =0a(26) =37147a(27) =0a(28) =108491a(29) =0

External references