Numerator of n-th partial sum of the Van der Waerden-Ulam binary measure of the primes.

Terms

a(0) =1a(1) =1a(2) =5a(3) =23a(4) =49a(5) =51a(6) =13a(7) =105a(8) =211a(9) =1693a(10) =3391a(11) =1697a(12) =6791a(13) =13585a(14) =27173a(15) =108699a(16) =217405a(17) =217409a(18) =217411a(19) =54353a(20) =434825a(21) =6957209a(22) =13914427a(23) =27828863a(24) =55657735a(25) =111315479a(26) =222630967a(27) =55657743a(28) =445261949a(29) =1781047807