Additive bases: a(n) is the least integer k such that in the cyclic group Z_k there is a subset of n elements all pairs (of not necessarily distinct elements) of which add up to a different sum (in Z_k).
A004136
Additive bases: a(n) is the least integer k such that in the cyclic group Z_k there is a subset of n elements all pairs (of not necessarily distinct elements) of which add up to a different sum (in Z_k).
Terms
- a(0) =1a(1) =3a(2) =7a(3) =13a(4) =21a(5) =31a(6) =48a(7) =57a(8) =73a(9) =91a(10) =120a(11) =133a(12) =168a(13) =183a(14) =255a(15) =255a(16) =273a(17) =307
External references
- oeis: A004136