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Search: id:A113353
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| 1, 8, 92, 1324, 23010, 471724, 11198006, 303137822, 9239501237, 313689623136, 11755195387720, 482435619984340, 21537360479898341, 1039758627381190676, 54002918637393187687, 3003770445258147527669, 178205904321326719715551
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OFFSET
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0,2
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PROGRAM
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(PARI) {a(n)=local(A, B); A=matrix(1, 1); A[1, 1]=1; for(m=2, n+1, B=matrix(m, m); for(i=1, m, for(j=1, i, if(i<3|j==i|j>m-1, B[i, j]=1, if(j==1, B[i, 1]=1, B[i, j]=(A^(2*j-1))[i-j+1, 1])); )); A=B); (A^8)[n+1, 1]}
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CROSSREFS
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Cf. A113340, A113350, A113346 (column 0), A113351 (column 1), A113352 (column 2), A113354 (column 4).
Adjacent sequences: A113350 A113351 A113352 this_sequence A113354 A113355 A113356
Sequence in context: A099142 A007556 A027395 this_sequence A081624 A137159 A099291
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KEYWORD
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nonn
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AUTHOR
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Paul D. Hanna (pauldhanna(AT)juno.com), Nov 08 2005
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