Integers n such that by inserting between their digits + or - or * or / or ^ or nothing (i.e., concatenate two digits) you recover n back in a nontrivial way.

A157198

Integers n such that by inserting between their digits + or - or * or / or ^ or nothing (i.e., concatenate two digits) you recover n back in a nontrivial way.

Terms

    a(0) =736a(1) =2502a(2) =2592a(3) =11664a(4) =15613a(5) =15617a(6) =15618a(7) =15622a(8) =15624a(9) =15632a(10) =15642a(11) =15645a(12) =15656a(13) =15662a(14) =15667a(15) =15698a(16) =16875a(17) =17536a(18) =19453a(19) =26364a(20) =27639a(21) =32785a(22) =34425a(23) =35721a(24) =39283a(25) =39343a(26) =39363a(27) =39369a(28) =45947a(29) =46630

External references