Number of 3 X n 0..1 arrays with no element equal to fewer vertical neighbors than horizontal neighbors, with new values 0..1 introduced in row major order.
A240784
Number of 3 X n 0..1 arrays with no element equal to fewer vertical neighbors than horizontal neighbors, with new values 0..1 introduced in row major order.
Terms
- a(0) =4a(1) =11a(2) =20a(3) =46a(4) =97a(5) =216a(6) =472a(7) =1043a(8) =2296a(9) =5066a(10) =11169a(11) =24636a(12) =54332a(13) =119835a(14) =264300a(15) =582934a(16) =1285697a(17) =2835696a(18) =6254320a(19) =13794339a(20) =30424368a(21) =67103058a(22) =148000449a(23) =326425268a(24) =719953588a(25) =1587907627a(26) =3502240516a(27) =7724434622a(28) =17036776865
External references
- oeis: A240784