Subset of A020342 (vampire numbers, definition 1) listing numbers which have more than one such representation of the desired form.
A144563
Subset of A020342 (vampire numbers, definition 1) listing numbers which have more than one such representation of the desired form.
Terms
- a(0) =1260a(1) =1395a(2) =1530a(3) =6880a(4) =12060a(5) =12550a(6) =12600a(7) =13950a(8) =14350a(9) =15030a(10) =15300a(11) =18270a(12) =21870a(13) =31590a(14) =37840a(15) =68800a(16) =102510a(17) =102550a(18) =104260a(19) =105210a(20) =105250a(21) =105264a(22) =105750a(23) =112590a(24) =114390a(25) =116928a(26) =118440a(27) =118480a(28) =119682a(29) =120060
External references
- oeis: A144563