Number of integer sequences of length n+1 with sum zero and sum of absolute values 42.
A157070
Number of integer sequences of length n+1 with sum zero and sum of absolute values 42.
Terms
- a(0) =2a(1) =126a(2) =4412a(3) =108220a(4) =2049770a(5) =31674678a(6) =413820584a(7) =4687156248a(8) =46894786710a(9) =420487598410
External references
- oeis: A157070