Modulo 2 binomial transform of 7^n.

Terms

a(0) =1a(1) =8a(2) =50a(3) =400a(4) =2402a(5) =19216a(6) =120100a(7) =960800a(8) =5764802a(9) =46118416a(10) =288240100a(11) =2305920800a(12) =13847054404a(13) =110776435232a(14) =692352720200