a(n) = sum of 4th powers of entries in row n of Stern's triangle A337277.
A338717
a(n) = sum of 4th powers of entries in row n of Stern's triangle A337277.
Terms
- a(0) =1a(1) =3a(2) =37a(3) =395a(4) =4277a(5) =46251a(6) =500213a(7) =5409835a(8) =58507765a(9) =632765739a(10) =6843407605a(11) =74011952171a(12) =800444658677
External references
- oeis: A338717