If 2n = 2^e1 + 2^e2 + ... + 2^ek [e1 .. ek distinct], then a(n) = A002110(e1) * A002110(e2) * ... * A002110(ek).
A283477
If 2n = 2^e1 + 2^e2 + ... + 2^ek [e1 .. ek distinct], then a(n) = A002110(e1) * A002110(e2) * ... * A002110(ek).
Terms
- a(0) =1a(1) =2a(2) =6a(3) =12a(4) =30a(5) =60a(6) =180a(7) =360a(8) =210a(9) =420a(10) =1260a(11) =2520a(12) =6300a(13) =12600a(14) =37800a(15) =75600a(16) =2310a(17) =4620a(18) =13860a(19) =27720a(20) =69300a(21) =138600a(22) =415800a(23) =831600a(24) =485100a(25) =970200a(26) =2910600a(27) =5821200a(28) =14553000a(29) =29106000
External references
- oeis: A283477