Number of length 7 1..(n+2) arrays with no leading partial sum equal to a prime.

Terms

a(0) =11a(1) =329a(2) =1466a(3) =13503a(4) =29038a(5) =121774a(6) =297210a(7) =758766a(8) =1313695a(9) =3093457a(10) =4829568a(11) =9589613a(12) =16150714a(13) =27683578a(14) =39103727a(15) =66543164a(16) =90003312a(17) =142167902a(18) =204453789a(19) =297719303a(20) =382646786a(21) =565510545a(22) =762020095a(23) =1058506627a(24) =1394748594