Digit sum of 'odd' number equals digit sum of 'sum' and 'juxtaposition' of its prime factors (counted with multiplicity).
A036927
Digit sum of 'odd' number equals digit sum of 'sum' and 'juxtaposition' of its prime factors (counted with multiplicity).
Terms
- a(0) =27a(1) =121a(2) =265a(3) =355a(4) =517a(5) =913a(6) =915a(7) =1111a(8) =1165a(9) =1219a(10) =1255a(11) =1507a(12) =1633a(13) =1903a(14) =2067a(15) =2155a(16) =2173a(17) =2227a(18) =2265a(19) =2409a(20) =2515a(21) =2605a(22) =2965a(23) =3091a(24) =3505a(25) =3615a(26) =3865a(27) =4209a(28) =4765a(29) =4855
External references
- oeis: A036927