65193

Appears in sequences

• a(1) = a(2) = 1, a(3) = 4; thereafter a(n) = a(n-1) + a(n-3).at n=28A001609
• Numbers that are the sum of 7 positive 10th powers.at n=14A004807
• a(n) = T(n,m) + T(n,m+1) + ... + T(n,n), m=[ (n+1)/2 ], T given by A026780.at n=15A026902
• Number of isomorphism classes of linking pairings on finite Abelian 2-groups of fixed order 2^n.at n=25A122555
• Monotonic ordering of nonnegative differences 4^i-7^j, for 40>= i>=0, j>=0.at n=25A192165
• a(n) = round(c^n), where c is the supergolden ratio A092526.at n=29A382641
• a(n) = a(n-1)+2*a(n-2)+a(n-3) with a(0)=1, a(1)=4, a(2) = 6.at n=14A384367