Quasi-Carmichael numbers to base 9: squarefree composites n such that (n,2*3*5*7) = 1 and prime p|n ==> p-9|n-9.

A029554

Quasi-Carmichael numbers to base 9: squarefree composites n such that (n,2*3*5*7) = 1 and prime p|n ==> p-9|n-9.

Terms

    a(0) =209a(1) =6409a(2) =9361a(3) =11713a(4) =12749a(5) =19721a(6) =21593a(7) =32509a(8) =50609a(9) =74269a(10) =85289a(11) =88559a(12) =91793a(13) =99199a(14) =100529a(15) =152329a(16) =167977a(17) =187889a(18) =235049a(19) =271469a(20) =313049a(21) =471977a(22) =742729a(23) =828529a(24) =841033a(25) =925129a(26) =1057793a(27) =1078649a(28) =1186949a(29) =1265609

External references