Number of (n+1) X (1+1) 0..2 arrays with every 2 X 2 subblock summing to a prime.
A251403
Number of (n+1) X (1+1) 0..2 arrays with every 2 X 2 subblock summing to a prime.
Terms
- a(0) =46a(1) =238a(2) =1230a(3) =6370a(4) =32954a(5) =170634a(6) =883018a(7) =4571514a(8) =23660362a(9) =122482746a(10) =633962570a(11) =3281695226a(12) =16986365322a(13) =87927675962a(14) =455129029834
External references
- oeis: A251403