The coauthors of Paul Erdös tend to be prolific collaborators themselves. Here are some extremes taken from our 2025 data.
Coauthors of Erdös with many other coauthors:
ALON, NOGA MORDECHAI 605
LUCA, FLORIAN 360
HARARY, FRANK* 315
TUZA, ZSOLT 301
COLBOURN, CHARLES JOSEPH 298
SHELAH, SAHARON 277
SALAMON, PETER 270
HSU, DERBIAU FRANK 267
CAMERON, PETER JEPHSON 246
WEST, DOUGLAS BRENT 246
SHALLIT, JEFFREY OUTLAW 217
GRAHAM, RONALD LEWIS* 213
HENNING, MICHAEL ANTHONY 210
JANSON, SVANTE 201
BOLLOBAS, BELA 189
PACH, JANOS 187
KOREN, ISRAEL 174
DIACONIS, PERSI WARREN 165
RODL, VOJTECH 164
HELL, PAVOL 163
SAKS, MICHAEL EZRA 163
KOSTOCHKA, ALEXANDR VASILIEVICH 162
LOVASZ, LASZLO 161
LINIAL, NATHAN 160
Coauthors of Erdös with many other coauthors who are also coauthors of Erdös:
ALON, NOGA MORDECHAI 59
GRAHAM, RONALD LEWIS* 47
BOLLOBAS, BELA 44
HARARY, FRANK* 44
RODL, VOJTECH 43
FUREDI, ZOLTAN 40
TUZA, ZSOLT 40
SOS, VERA TURAN 39
GYARFAS, ANDRAS 35
SPENCER, JOEL HAROLD 35
PACH, JANOS 34
CHUNG, FAN RONG KING (GRAHAM) 33
KLEITMAN, DANIEL J. 32
FAUDREE, RALPH JASPER, JR.* 31
HAJNAL, ANDRAS* 30
POMERANCE, CARL BERNARD 30
SZEMEREDI, ENDRE 30
People with Erdös number 2 having many coauthors with Erdös number 1:
Lesniak, Linda M. (Lesniak-Foster) 19
Duffus, Dwight A. 17
Beineke, Lowell Wayne 15
Frieze, Alan M. 15
Rucinski, Andrzej 15
Slater, Peter J. 15
Haxell, Penny Evelyn 14
Sudakov, Benjamin 14
Pudlak, Pavel 13
Seymour, Paul D. 13
Yuster, Raphael 13
Zhu, Xuding 13
Barany, Imre 12
Katona, Gyula O. H. 12
Pintz, Janos 12
Reed, Bruce Alan 12
Saba, Farrokh 12
Shparlinski, Igor E. 12
Wallis, Walter Denis 12
This page was last updated on August 11, 2025.