Integers m such that the sum of the integers x <= m coprime to m ends with digits of m.
A239244
Integers m such that the sum of the integers x <= m coprime to m ends with digits of m.
Terms
- a(0) =3a(1) =4a(2) =6a(3) =80a(4) =920a(5) =37568a(6) =56352a(7) =7148453888a(8) =7169453056a(9) =7286124544a(10) =7325797376a(11) =7595232256a(12) =8935567360a(13) =9107655680a(14) =13403351040a(15) =327148445696a(16) =334938038272a(17) =381673578496a(18) =490722668544a(19) =502407057408a(20) =572510367744
External references
- oeis: A239244