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A118124 Triangle T(n,m) = (n+m)^2+n+m+41, read by rows. 0
41, 43, 47, 47, 53, 61, 53, 61, 71, 83, 61, 71, 83, 97, 113, 71, 83, 97, 113, 131, 151, 83, 97, 113, 131, 151, 173, 197, 97, 113, 131, 151, 173, 197, 223, 251, 113, 131, 151, 173, 197, 223, 251, 281, 313, 131, 151, 173, 197, 223, 251, 281, 313, 347, 383, 151, 173 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

Defined to display A005846(d) in the d-th antidiagonal, d sufficiently small.

LINKS

Table of n, a(n) for n=0..56.

EXAMPLE

41;

43, 47;

47, 53, 61;

53, 61, 71, 83;

61, 71, 83, 97, 113;

71, 83, 97, 113, 131, 151;

83, 97, 113, 131, 151, 173, 197;

97, 113, 131, 151, 173, 197, 223, 251;

113, 131, 151, 173, 197, 223, 251, 281, 313;

131, 151, 173, 197, 223, 251, 281, 313, 347, 383;

151, 173, 197, 223, 251, 281, 313, 347, 383, 421, 461;

MATHEMATICA

f[n_] = n^2 + n + 41 t[n_, m_] = f[n + m] a = Table[Table[t[n, m], {n, 0, m}], {m, 0, 10}] c = Flatten[a]

CROSSREFS

Cf. A014556.

Sequence in context: A041839 A098064 A073921 * A054057 A282319 A257362

Adjacent sequences:  A118121 A118122 A118123 * A118125 A118126 A118127

KEYWORD

nonn,less,tabl

AUTHOR

Roger L. Bagula, May 12 2006

EXTENSIONS

Keyword:less and reference to A005846, A014556 added - The Assoc. Eds. of the OEIS, Oct 20 2010

STATUS

approved

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Last modified September 22 19:36 EDT 2021. Contains 347608 sequences. (Running on oeis4.)