33400

Appears in sequences

• Number of partitions of n into 10 unordered relatively prime parts.at n=45A023030
• Closed 3-dimensional ball numbers (version 2): a(n)= number of integer points (i,j,k) contained in a closed ball of diameter n, centered at (1/2,0,0).at n=40A053593
• Open 3-dimensional ball numbers (version 2): a(n) is the number of integer points (i,j,k) contained in an open ball of diameter n, centered at (1/2,0,0).at n=40A053594
• a(n) = A052217(n)/3.at n=40A088405
• Number of quasi-triominoes in an n X n bounding box.at n=21A094170
• Number of permutations of length n which avoid the patterns 1234, 1432, 4231.at n=15A116804
• a(1) = 1, a(2) = 10; for n>2, a(n+1) = 4*a(n) + 6*a(n-1). Also a(n) = upper left term in the 2 X 2 matrix [1,3; 3,3].at n=6A138041
• Smallest sequence which lists the position of digits "3" in the sequence.at n=25A167453
• Total sum of parts of multiplicity 6 in all partitions of n.at n=42A222734
• Number T(n,k) of tilings of a 5 X n rectangle with pentominoes of any shape and exactly k pentominoes of shape T; triangle T(n,k), n>=0, 0<=k<=max(0,floor(2*(n-1)/3)), read by rows.at n=35A247707
• a(n) is the index of the first occurrence of n in A317359.at n=57A317361
• a(n) is the graph corresponding to A076184(n), encoded as in A382754.at n=44A382756