Integers without 0 as a digit, with an odd number of digits, that are not repdigits, and such that the 2 products [d_1 d_2...dk]*[d_k+1 d_k+2...d_2k+1] and [d_1 d_2...d_k+1]*[d_k+2 d_k+2...d_2k+1] are equal.
A385145
Integers without 0 as a digit, with an odd number of digits, that are not repdigits, and such that the 2 products [d_1 d_2...dk]*[d_k+1 d_k+2...d_2k+1] and [d_1 d_2...d_k+1]*[d_k+2 d_k+2...d_2k+1] are equal.
Terms
- a(0) =164a(1) =195a(2) =265a(3) =498a(4) =16664a(5) =19995a(6) =21775a(7) =24996a(8) =26665a(9) =49998a(10) =1249992a(11) =1666664a(12) =1999995a(13) =2177775a(14) =2499996a(15) =2666665a(16) =4999998a(17) =124999992a(18) =166666664a(19) =199999995a(20) =217777775a(21) =249999996a(22) =266666665a(23) =499999998a(24) =12499999992a(25) =16666666664a(26) =19999999995a(27) =21777777775a(28) =24999999996a(29) =26666666665
External references
- oeis: A385145