Smallest sets of 3 consecutive odd numbers that are primes or pseudoprimes (base 2). The initial odd number is listed.

A230808

Smallest sets of 3 consecutive odd numbers that are primes or pseudoprimes (base 2). The initial odd number is listed.

Terms

    a(0) =3a(1) =641a(2) =643a(3) =4369a(4) =25759a(5) =33149a(6) =87249a(7) =129917a(8) =157637a(9) =212419a(10) =332947a(11) =451901a(12) =656597a(13) =656599a(14) =831405a(15) =1489665a(16) =1608461a(17) =2113665a(18) =3020357a(19) =3370637a(20) =6212357a(21) =6212359a(22) =19092917a(23) =31880577a(24) =34487597a(25) =38790749a(26) =63560683a(27) =81612105a(28) =84028407a(29) =86559045

External references