Sequence arising in search for Legendre sequences.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =4a(6) =8a(7) =7a(8) =9a(9) =22a(10) =28a(11) =46a(12) =102a(13) =139a(14) =200a(15) =284a(16) =829a(17) =679a(18) =2318