193017

Appears in sequences

• Engel expansion of e^Pi = 23.14069... .at n=35A059196
• Number of 1..21 integer arrays v[1..n] of length n with all autocorrelation values sum(i){v[i]*v[i-k]} distinct for k in 0..n-1.at n=3A171295
• Number of 1..n integer arrays v[1..4] of length 4 with all autocorrelation values sum(i){v[i]*v[i-k]} distinct for k in 0..3.at n=20A171341