Even pseudoprimes to base 7.

Terms

a(0) =6a(1) =16806a(2) =29234a(3) =67798a(4) =791578a(5) =1234806a(6) =1807566a(7) =2427706a(8) =12562534a(9) =29147626a(10) =29783134a(11) =38357866a(12) =41716918a(13) =50167486a(14) =99392626a(15) =111664666a(16) =162474586a(17) =169707826a(18) =281780346a(19) =286351066a(20) =349880326a(21) =423200566a(22) =463054594a(23) =479581642