108124

Appears in sequences

• Numbers k such that 15*2^k - 1 is prime.at n=41A002237
• Number of binary strings of length n with equal numbers of 0001 and 0011 substrings.at n=18A164156
• Number of nX2 0..3 arrays with no element equal to the sum modulo 4 of elements to its left or elements above it.at n=6A238769
• Number of nX7 0..3 arrays with no element equal to the sum modulo 4 of elements to its left or elements above it.at n=1A238774
• T(n,k)=Number of nXk 0..3 arrays with no element equal to the sum modulo 4 of elements to its left or elements above it.at n=29A238775
• T(n,k)=Number of nXk 0..3 arrays with no element equal to the sum modulo 4 of elements to its left or elements above it.at n=34A238775
• a(n) is the dot product of the vectors of the first n primes and the next n primes.at n=20A337574