Number of (n+3) X (1+3) 0..1 arrays with each row and column divisible by 15, read as a binary number with top and left being the most significant bits.

A262450

Number of (n+3) X (1+3) 0..1 arrays with each row and column divisible by 15, read as a binary number with top and left being the most significant bits.

Terms

    a(0) =2a(1) =3a(2) =5a(3) =9a(4) =18a(5) =35a(6) =69a(7) =137a(8) =274a(9) =547a(10) =1093a(11) =2185a(12) =4370a(13) =8739a(14) =17477a(15) =34953a(16) =69906a(17) =139811a(18) =279621a(19) =559241a(20) =1118482a(21) =2236963a(22) =4473925a(23) =8947849a(24) =17895698a(25) =35791395a(26) =71582789a(27) =143165577a(28) =286331154a(29) =572662307

External references