Number of n-celled P2-oscillators in Conway's game of Life.

Terms

a(0) =0a(1) =0a(2) =1a(3) =0a(4) =0a(5) =3a(6) =0a(7) =1a(8) =1a(9) =1a(10) =1a(11) =6a(12) =3a(13) =20a(14) =29a(15) =98a(16) =199a(17) =484a(18) =1083a(19) =2722a(20) =6596