130104

Appears in sequences

• Numbers whose 4th power can be expressed as the sum of two positive cubes in more than one way.at n=29A051388
• T(n,n-3), array T as in A054120.at n=31A054121
• Positions of records in A213726.at n=17A218548
• Consider numbers n = concat(x,y,z) such that the product x*y*z | n. Leading zeros in y and z allowed. Sequence lists numbers that admit different concatenations.at n=22A256518
• Numbers in A003325 whose 4th power is the sum of two positive cubes in a nontrivial way.at n=17A282872
• Number of subsets of {1..n} containing n such that it is not possible to choose a different prime factor of each element (non-choosable).at n=18A370587