Smallest prime producing a gap with the next prime, the size of the gap being a composite number with 2n+1 as a factor.

A217724

Smallest prime producing a gap with the next prime, the size of the gap being a composite number with 2n+1 as a factor.

Terms

    a(0) =139a(1) =1831a(2) =1129a(3) =2971a(4) =1327a(5) =19333a(6) =81463a(7) =19609a(8) =44293a(9) =89689a(10) =173359a(11) =212701a(12) =265621a(13) =544279a(14) =1100977a(15) =396733a(16) =1098847a(17) =370261a(18) =1349533a(19) =6752623a(20) =5518687a(21) =6371401a(22) =10343761a(23) =2010733a(24) =4652353a(25) =33803689a(26) =83751121a(27) =38394127a(28) =39389989a(29) =79167733

External references