Number of length 7+3 0..n arrays with no pair in any consecutive four terms totalling exactly n.
A246486
Number of length 7+3 0..n arrays with no pair in any consecutive four terms totalling exactly n.
Terms
- a(0) =2a(1) =72a(2) =6908a(3) =87888a(4) =1309038a(5) =8628792a(6) =53733080a(7) =226048032a(8) =881180090a(9) =2758803240a(10) =8099880852a(11) =20739933552a(12) =50471282918a(13) =111972509208a(14) =238609813808a(15) =475857371712a(16) =918806537970
External references
- oeis: A246486