Half-convolution of the central binomial coefficients A000984 with itself.
A264960
Half-convolution of the central binomial coefficients A000984 with itself.
Terms
- a(0) =1a(1) =2a(2) =10a(3) =32a(4) =146a(5) =512a(6) =2248a(7) =8192a(8) =35218a(9) =131072a(10) =556040a(11) =2097152a(12) =8815496a(13) =33554432a(14) =140107040a(15) =536870912a(16) =2230302098a(17) =8589934592a(18) =35541690568a(19) =137438953472a(20) =566823203656
External references
- oeis: A264960