Numbers k such that k, k+1, k+2, k+3 and k+4 are respectively 1,2,3,4,5-almost primes.

Terms

a(0) =15121a(1) =35521a(2) =52321a(3) =117841a(4) =235441a(5) =313561a(6) =398821a(7) =516421a(8) =520021a(9) =531121a(10) =570601a(11) =623641a(12) =761113a(13) =838561a(14) =941041a(15) =1117321a(16) =1190821a(17) =1317361a(18) =1333621a(19) =1336177a(20) =1372081a(21) =1413793a(22) =1424041a(23) =1431361a(24) =1488901a(25) =1513921a(26) =1560121