Smallest k such that k and k+n have the same prime signature that is different from all previous terms.
A085876
Smallest k such that k and k+n have the same prime signature that is different from all previous terms.
Terms
- a(0) =2a(1) =18a(2) =35a(3) =66a(4) =4a(5) =84a(6) =344a(7) =1692a(8) =1785a(9) =270a(10) =4293a(11) =1176a(12) =9315a(13) =1458a(14) =3450a(15) =5304a(16) =2656a(17) =10332a(18) =8a(19) =1352a(20) =13344a(21) =73040a(22) =190762a(23) =28812a(24) =128180a(25) =77248a(26) =51948a(27) =43092a(28) =196a(29) =35880
External references
- oeis: A085876