Triangle read by rows: number of k-ary n-tuples (a_1,..,a_n) such that the string a_1...a_n is preprime.
A215474
Triangle read by rows: number of k-ary n-tuples (a_1,..,a_n) such that the string a_1...a_n is preprime.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =1a(4) =5a(5) =14a(6) =1a(7) =8a(8) =32a(9) =90a(10) =1a(11) =14a(12) =80a(13) =294a(14) =829a(15) =1a(16) =23a(17) =196a(18) =964a(19) =3409a(20) =9695a(21) =1a(22) =41a(23) =508a(24) =3304a(25) =14569a(26) =49685a(27) =141280a(28) =1a(29) =71
External references
- oeis: A215474