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 A060247 Triangle whose rows are the degrees of the irreducible representations of the groups PSL(2,q) as q runs through the primes and prime powers. 4
 1, 1, 2, 1, 1, 1, 3, 1, 3, 3, 4, 5, 1, 3, 3, 4, 5, 1, 3, 3, 6, 7, 8, 1, 7, 7, 7, 7, 8, 9, 9, 9, 1, 5, 5, 8, 8, 9, 10, 1, 5, 5, 10, 10, 11, 12, 12, 1, 7, 7, 12, 12, 12, 13, 14, 14, 1, 15, 15, 15, 15, 15, 15, 15, 15, 16, 17, 17, 17, 17, 17, 17, 17, 1, 9, 9, 16, 16, 16, 16, 17, 18, 18, 18 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 REFERENCES J. H. Conway, R. T. Curtis, S. P. Norton, R. A. Parker and R. A. Wilson, ATLAS of Finite Groups, Oxford Univ. Press, 1985. LINKS J. S. Kimberley, First 60 rows of A060247 triangle, flattened. EXAMPLE 1,1,2; 1,1,1,3; 1,3,3,4,5; 1,3,3,4,5; ... (for q = 2,3,4,5, ...). PROG (MAGMA) CharacterTable(PSL(2, 7)); (say) (MAGMA) &cat[[Degree(irred): irred in CharacterTable(PSL(2, q))]: q in [2..17]| IsPrimePower(q)]; // Jason Kimberley, May 22 2010 CROSSREFS q = A000961(n+1). Row length sequence is A177744. Consecutive row sequences from 3rd to 18th are: A003860, A003860, A003879, A003880, A003861, A003882, A003883, A003884, A003885, A003886, A003887, A003888, A003889, A003890, A003891, A003892. Cf. A060246, A060240, A060241. Sequence in context: A211095 A070091 A091981 * A060246 A161204 A123541 Adjacent sequences:  A060244 A060245 A060246 * A060248 A060249 A060250 KEYWORD tabf,nonn,nice,easy AUTHOR N. J. A. Sloane, Mar 22 2001 EXTENSIONS Extended by Jason Kimberley, May 22 2010 STATUS approved

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Last modified May 24 17:39 EDT 2019. Contains 323534 sequences. (Running on oeis4.)