Number of 2 X 2 matrices with all elements in 0..n such that the sum of the elements is prime.

Terms

a(0) =0a(1) =10a(2) =46a(3) =114a(4) =234a(5) =458a(6) =826a(7) =1370a(8) =2090a(9) =3010a(10) =4174a(11) =5658a(12) =7534a(13) =9930a(14) =12954a(15) =16662a(16) =21074a(17) =26242a(18) =32246a(19) =39182a(20) =47186a(21) =56386a(22) =66874a(23) =78798a(24) =92290a(25) =107434a(26) =124282a(27) =142942a(28) =163550a(29) =186266