Numbers that have exactly seven prime factors counted with multiplicity (A046308) whose digit reversal is different and also has 7 prime factors (with multiplicity).
A109027
Numbers that have exactly seven prime factors counted with multiplicity (A046308) whose digit reversal is different and also has 7 prime factors (with multiplicity).
Terms
- a(0) =8820a(1) =21240a(2) =21708a(3) =21780a(4) =21920a(5) =23280a(6) =23472a(7) =23625a(8) =23800a(9) =25560a(10) =25584a(11) =25758a(12) =26280a(13) =27432a(14) =27504a(15) =27888a(16) =27900a(17) =28836a(18) =29250a(19) =29403a(20) =29736a(21) =29970a(22) =30492a(23) =34884a(24) =36828a(25) =40338a(26) =40572a(27) =40950a(28) =41976a(29) =42228
External references
- oeis: A109027