45596

Appears in sequences

• a(n) = (n-1)*(n-2)^4 - A028294(n), for n > 4, with a(1) = a(2) = 0, a(3) = 2, and a(4) = 48.at n=12A075690
• Numerator of -3*n + 2*(1+n)*HarmonicNumber(n).at n=11A093418
• Sum of previous term and preceding relatively prime terms.at n=21A119746
• Number of (n+2)X(4+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000011 or 00001001.at n=6A260290
• Number of (n+2)X(7+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000011 or 00001001.at n=3A260293
• Number of 3Xn arrays containing n copies of 0..3-1 with no element 1 greater than its west, northeast or northwest neighbor modulo 3 and the upper left element equal to 0.at n=15A266995